Home / 7,679.50-10,598.24-4,322.64

Finding the Fourth Proportional to 7,679.50, 10,598.24 and 4,322.64

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Solution

The fourth proportional to 7,679.50, 10,598.24 and 4,322.64 is: 5,965.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.50 : 10,598.24 = 4,322.64 : x
  2. Step 2: Convert to fraction form
    7,679.50/10,598.24 = 4,322.64/x
  3. Step 3: Cross multiply
    7,679.50x = 10,598.24 × 4,322.64
  4. Step 4: Simplify right side
    7,679.50x = 45,812,376.15
  5. Step 5: Solve for x
    x = 45,812,376.15/7,679.50
  6. Step 6: Final answer
    x = 5,965.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.